package com.doyens.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.doyens.entity.Cost;
import com.doyens.entity.Student;
import com.doyens.mapper.CostMapper;
import com.doyens.service.CostService;
import com.doyens.service.StudentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
@Slf4j
public class CostServiceImpl extends ServiceImpl<CostMapper,Cost> implements CostService {

}
